National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Record Heat Remains in Place This Week; Severe Thunderstorms Possible Thursday

Record warmth will persist across portions of California, the Southwest U.S., the central Great Basin and return back to areas of the central/southern Plains and mid-lower Mississippi Valley this week. Over 200 new record high temperatures are forecast. Severe thunderstorms are being outlooked on Thursday over the Midwest. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Overcast

63°F

17°C

Humidity 77%
Wind Speed Vrbl 7 G 16 mph
Barometer 30.01 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 23 Mar 9:35 am EDT
Extended Forecast for

4 Miles SE Knoxville TN

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 66. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 66 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 39. North wind around 10 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 63. Northeast wind 5 to 10 mph becoming light in the afternoon.

    High: 63 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 10 percent chance of showers before 8am. Partly sunny, with a high near 66. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 66 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49. Southwest wind around 5 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 77. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 77 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers, mainly after 2pm. Partly sunny, with a high near 75.

    High: 75 °F

    Slight Chance
    Showers then
    Chance
    Showers

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 66. North wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Increasing clouds, with a low around 39. North wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 63. Northeast wind 5 to 10 mph becoming light in the afternoon.
Tuesday Night
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 42. Calm wind.
Wednesday
A 10 percent chance of showers before 8am. Partly sunny, with a high near 66. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 49. Southwest wind around 5 mph.
Thursday
Mostly sunny, with a high near 77. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 59.
Friday
A 50 percent chance of showers, mainly after 2pm. Partly sunny, with a high near 75.
Friday Night
A 40 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 39.
Saturday
A 10 percent chance of showers. Sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Sunny, with a high near 62.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Knoxville TN
 35.93°N 83.89°W (Elev. 1001 ft)
Last Update:
7:06 am EDT Mar 23, 2026
Forecast Valid:
9am EDT Mar 23, 2026-6pm EDT Mar 29, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation